1639271480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:722

約数の個数: 192

約数和(自身を含む): 4722883200

約数和(自身を除く): 3083611720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 139, 140, 154, 196, 220, 245, 278, 280, 308, 385, 392, 440, 490, 539, 547, 556, 616, 695, 770, 973, 980, 1078, 1094, 1112, 1390, 1529, 1540, 1946, 1960, 2156, 2188, 2695, 2735, 2780, 3058, 3080, 3829, 3892, 4312, 4376, 4865, 5390, 5470, 5560, 6017, 6116, 6811, 7645, 7658, 7784, 9730, 10703, 10780, 10940, 12034, 12232, 13622, 15290, 15316, 19145, 19460, 21406, 21560, 21880, 24068, 26803, 27244, 30085, 30580, 30632, 34055, 38290, 38920, 42119, 42812, 48136, 53515, 53606, 54488, 60170, 61160, 68110, 74921, 76033, 76580, 84238, 85624, 107030, 107212, 120340, 134015, 136220, 149842, 152066, 153160, 168476, 210595, 214060, 214424, 240680, 268030, 272440, 294833, 299684, 304132, 336952, 374605, 380165, 421190, 428120, 532231, 536060, 589666, 599368, 608264, 749210, 760330, 836363, 842380, 1064462, 1072120, 1179332, 1474165, 1498420, 1520660, 1672726, 1684760, 2128924, 2358664, 2661155, 2948330, 2996840, 3041320, 3345452, 3725617, 4181815, 4257848, 5322310, 5854541, 5896660, 6690904, 7451234, 8363630, 10644620, 11709082, 11793320, 14902468, 16727260, 18628085, 21289240, 23418164, 29272705, 29804936, 33454520, 37256170, 40981787, 46836328, 58545410, 74512340, 81963574, 117090820, 149024680, 163927148, 204908935, 234181640, 327854296, 409817870, 819635740, 1639271480]

約数ペア:

[(1, 1639271480), (2, 819635740), (4, 409817870), (5, 327854296), (7, 234181640), (8, 204908935), (10, 163927148), (11, 149024680), (14, 117090820), (20, 81963574), (22, 74512340), (28, 58545410), (35, 46836328), (40, 40981787), (44, 37256170), (49, 33454520), (55, 29804936), (56, 29272705), (70, 23418164), (77, 21289240), (88, 18628085), (98, 16727260), (110, 14902468), (139, 11793320), (140, 11709082), (154, 10644620), (196, 8363630), (220, 7451234), (245, 6690904), (278, 5896660), (280, 5854541), (308, 5322310), (385, 4257848), (392, 4181815), (440, 3725617), (490, 3345452), (539, 3041320), (547, 2996840), (556, 2948330), (616, 2661155), (695, 2358664), (770, 2128924), (973, 1684760), (980, 1672726), (1078, 1520660), (1094, 1498420), (1112, 1474165), (1390, 1179332), (1529, 1072120), (1540, 1064462), (1946, 842380), (1960, 836363), (2156, 760330), (2188, 749210), (2695, 608264), (2735, 599368), (2780, 589666), (3058, 536060), (3080, 532231), (3829, 428120), (3892, 421190), (4312, 380165), (4376, 374605), (4865, 336952), (5390, 304132), (5470, 299684), (5560, 294833), (6017, 272440), (6116, 268030), (6811, 240680), (7645, 214424), (7658, 214060), (7784, 210595), (9730, 168476), (10703, 153160), (10780, 152066), (10940, 149842), (12034, 136220), (12232, 134015), (13622, 120340), (15290, 107212), (15316, 107030), (19145, 85624), (19460, 84238), (21406, 76580), (21560, 76033), (21880, 74921), (24068, 68110), (26803, 61160), (27244, 60170), (30085, 54488), (30580, 53606), (30632, 53515), (34055, 48136), (38290, 42812), (38920, 42119)]